National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Renton Municipal Airport (KRNT)

Lat: 47.49509°NLon: 122.21437°WElev: 23.0ft.

light rain,mist

47°F

8°C

Humidity 96%
Wind Speed N 0 MPH
Barometer 29.75 in (1007.45 mb)
Dewpoint 46°F (8°C)
Visibility 6.00 mi
Last update 02 Jan 06:53 PM PST
Extended Forecast for

2 Miles ESE Newcastle WA

  • Tonight

    Tonight: Rain, mainly after 4am. Low around 44. South southeast wind 6 to 14 mph becoming east in the evening. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Rain

  • Saturday

    Saturday: Rain, mainly before 11am. High near 49. South wind 9 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 49 °F

    Rain

  • Saturday Night

    Saturday Night: Rain. Low around 43. South southeast wind 14 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 43 °F

    Rain

  • Sunday

    Sunday: Rain. High near 46. Breezy, with a south southwest wind 19 to 24 mph decreasing to 13 to 18 mph in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 46 °F

    Rain and
    Breezy

  • Sunday Night

    Sunday Night: Rain, mainly before 4am. Low around 38. South wind 7 to 9 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Rain

  • Monday

    Monday: A 40 percent chance of rain, mainly before 10am. Partly sunny, with a high near 42.

    High: 42 °F

    Chance Rain

  • Monday Night

    Monday Night: Rain likely, mainly after 4am. Mostly cloudy, with a low around 36. Chance of precipitation is 60%.

    Low: 36 °F

    Chance Rain
    then Rain
    Likely

  • Tuesday

    Tuesday: Rain. Cloudy, with a high near 40.

    High: 40 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain. Mostly cloudy, with a low around 36.

    Low: 36 °F

    Rain

Detailed Forecast

Tonight
Rain, mainly after 4am. Low around 44. South southeast wind 6 to 14 mph becoming east in the evening. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain, mainly before 11am. High near 49. South wind 9 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Rain. Low around 43. South southeast wind 14 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Rain. High near 46. Breezy, with a south southwest wind 19 to 24 mph decreasing to 13 to 18 mph in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Rain, mainly before 4am. Low around 38. South wind 7 to 9 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
A 40 percent chance of rain, mainly before 10am. Partly sunny, with a high near 42.
Monday Night
Rain likely, mainly after 4am. Mostly cloudy, with a low around 36. Chance of precipitation is 60%.
Tuesday
Rain. Cloudy, with a high near 40.
Tuesday Night
Rain. Mostly cloudy, with a low around 36.
Wednesday
Rain likely. Mostly cloudy, with a high near 41.
Wednesday Night
Rain and snow likely. Mostly cloudy, with a low around 35.
Thursday
A chance of rain and snow. Mostly cloudy, with a high near 41.
Thursday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 34.
Friday
A slight chance of rain and snow. Mostly cloudy, with a high near 43.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Newcastle WA
 47.53°N 122.11°W (Elev. 1237 ft)
Last Update:
7:01 pm PST Jan 2, 2026
Forecast Valid:
7pm PST Jan 2, 2026-6pm PST Jan 9, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation